How many interior angles does a triangle have?

Exploring Interior and Exterior Angles of a Triangle

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard

Ethan Morris
Used 1+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5
4
3
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a triangle?
360 degrees
270 degrees
180 degrees
90 degrees
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If one angle in a triangle is 38 degrees and another is 70 degrees, what is the third angle?
92 degrees
102 degrees
82 degrees
72 degrees
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What property is used to solve for an unknown angle when two angles are known?
Subtraction property of equality
Addition property of equality
Multiplication property of equality
Division property of equality
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does an exterior angle of a triangle equal according to the exterior angle theorem?
Twice the opposite interior angle
Sum of the two non-adjacent interior angles
Difference between two interior angles
Sum of the two adjacent interior angles
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If an exterior angle is 123 degrees and one non-adjacent interior angle is 45 degrees, what is the other non-adjacent interior angle?
108 degrees
98 degrees
78 degrees
88 degrees
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a triangle with angles x and y, if x is 50 degrees and the exterior angle formed is 130 degrees, what is y?
30 degrees
40 degrees
80 degrees
90 degrees
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